Iranshahr (Persian: ايرانشهر, Balochi: ایرانشهر, also Romanized as Īrānshahr; formerly, Pahrah, Fahrej, and Qal'eh-ye Nāşerī)[3] is a city in the Central District of Iranshahr County, Sistan and Baluchestan province, Iran, serving as capital of the district, the county, and the province.[4]
Iranshahr
Persian: ايرانشهر | |
---|---|
City | |
Iranshahr | |
Coordinates: 27°11′52″N 60°41′01″E / 27.19778°N 60.68361°E[1] | |
Country | Iran |
Province | Sistan and Baluchestan |
County | Iranshahr |
District | Central |
Population (2016)[2] | |
• Total | 113,750 |
Time zone | UTC+3:30 (IRST) |
At the 2006 census, its population was 99,496 in 17,698 households.[5] The following census in 2011 counted 97,012 people in 22,676 households.[6] The latest census in 2016 showed a population of 113,750 people in 27,248 households.[2]
Prior to 1935, the city was referred to as Pahrah (Persian: پهرہ), also spelt Poora, Poorah, and Pura, meaning "defence" in Persian.[7] The name was changed to Iranshahr by Mohammad Reza Shah Pahlavi in around 1941.
Pahrah is the site where Alexander the Great celebrated with and regrouped his troops after his Indian conquests. Bampur, where the ancient Bampur fort is located, is near the city.
Iranshahr has a hot desert climate (Köppen climate classification BWh) with extremely hot summers and mild winters. Precipitation is very low, and mostly falls in winter.
Climate data for Iranshahr (1991–2020, extremes 1964–2020) | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
Record high °C (°F) | 31.0 (87.8) |
36.4 (97.5) |
39.7 (103.5) |
43.2 (109.8) |
48.0 (118.4) |
49.3 (120.7) |
49.0 (120.2) |
50.0 (122.0) |
47.0 (116.6) |
44.0 (111.2) |
37.0 (98.6) |
33.2 (91.8) |
50.0 (122.0) |
Mean daily maximum °C (°F) | 21.4 (70.5) |
24.2 (75.6) |
28.8 (83.8) |
35.4 (95.7) |
41.0 (105.8) |
44.3 (111.7) |
44.4 (111.9) |
43.3 (109.9) |
40.6 (105.1) |
35.5 (95.9) |
28.7 (83.7) |
23.6 (74.5) |
34.3 (93.7) |
Daily mean °C (°F) | 14.6 (58.3) |
17.5 (63.5) |
22.1 (71.8) |
28.4 (83.1) |
34.1 (93.4) |
37.4 (99.3) |
37.8 (100.0) |
36.4 (97.5) |
33.3 (91.9) |
28.1 (82.6) |
21.3 (70.3) |
16.3 (61.3) |
27.3 (81.1) |
Mean daily minimum °C (°F) | 8.5 (47.3) |
11.1 (52.0) |
15.2 (59.4) |
20.6 (69.1) |
25.9 (78.6) |
29.7 (85.5) |
31.1 (88.0) |
29.2 (84.6) |
25.6 (78.1) |
20.4 (68.7) |
14.3 (57.7) |
9.7 (49.5) |
20.1 (68.2) |
Record low °C (°F) | −2.0 (28.4) |
−1.0 (30.2) |
4.0 (39.2) |
10.0 (50.0) |
14.4 (57.9) |
21.2 (70.2) |
22.0 (71.6) |
20.0 (68.0) |
14.0 (57.2) |
8.0 (46.4) |
2.0 (35.6) |
−6.0 (21.2) |
−6.0 (21.2) |
Average precipitation mm (inches) | 21.2 (0.83) |
19.2 (0.76) |
18.9 (0.74) |
5.8 (0.23) |
1.8 (0.07) |
4.7 (0.19) |
7.3 (0.29) |
5.1 (0.20) |
0.8 (0.03) |
3.6 (0.14) |
2.7 (0.11) |
12.8 (0.50) |
103.9 (4.09) |
Average precipitation days (≥ 1.0 mm) | 2.5 | 2.1 | 2.8 | 0.7 | 0.4 | 0.6 | 1.0 | 0.6 | 0.2 | 0.4 | 0.5 | 1.4 | 13.2 |
Average relative humidity (%) | 44.0 | 39.0 | 34.0 | 24.0 | 18.0 | 18.0 | 23.0 | 21.0 | 19.0 | 22.0 | 28.0 | 36.0 | 27.2 |
Average dew point °C (°F) | 0.6 (33.1) |
1.7 (35.1) |
3.1 (37.6) |
3.9 (39.0) |
5.4 (41.7) |
7.2 (45.0) |
10.3 (50.5) |
7.6 (45.7) |
4.2 (39.6) |
2.6 (36.7) |
0.8 (33.4) |
−0.6 (30.9) |
3.9 (39.0) |
Mean monthly sunshine hours | 248.0 | 234.0 | 255.0 | 283.0 | 319.0 | 312.0 | 298.0 | 306.0 | 306.0 | 310.0 | 278.0 | 261.0 | 3,410 |
Source: NOAA[8][9] |